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Finding the Fourth Proportional to 5,803,312.80, 8,133,036 and 5,803,312.80

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Solution

The fourth proportional to 5,803,312.80, 8,133,036 and 5,803,312.80 is: 8,133,036

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803,312.80 : 8,133,036 = 5,803,312.80 : x
  2. Step 2: Convert to fraction form
    5,803,312.80/8,133,036 = 5,803,312.80/x
  3. Step 3: Cross multiply
    5,803,312.80x = 8,133,036 × 5,803,312.80
  4. Step 4: Simplify right side
    5,803,312.80x = 47,198,551,921,660.80
  5. Step 5: Solve for x
    x = 47,198,551,921,660.80/5,803,312.80
  6. Step 6: Final answer
    x = 8,133,036

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.